JAMES DON MURPHY MD
NPI 1730382631
Radiology - Radiation Oncology in La Jolla, CA
About James Don Murphy Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES DON MURPHY MD (NPI 1730382631) is an individual radiation oncology provider in La Jolla, California, licensed in California (A105348) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS and is a graduate of University Of Michigan Medical School (2007).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
James Don Murphy Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show James Murphy reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Diego, CA 92103
- Reassigned Medicare billing, California enrollment
- 360 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92093 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is James Murphy's NPI number?
The NPI number for James Murphy is 1730382631. It was assigned to this individual provider in the NPPES registry on June 7, 2007.
Where is James Murphy located?
James Murphy practices at 3960 Health Sciences Dr, La Jolla, CA 92093. The listed phone number is (858) 822-6040.
What is James Murphy's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is James Murphy enrolled in Medicare?
Yes. James Murphy is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for James Murphy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Murphy reassigns Medicare benefits to Regents Of The University Of California (San Diego, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for James Murphy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for James Murphy was last updated on October 12, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# James Don Murphy, MD · NPI 1730382631
Radiation Oncology physician in La Jolla, California. Individual provider, active in the CMS NPPES registry since June 7, 2007.
## Identity
- **NPI:** 1730382631 (Entity type: Individual)
- **Enumerated:** June 7, 2007
- **Primary specialty:** Radiology - Radiation Oncology · taxonomy 2085R0001X
- **State license:** A105348 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 3960 HEALTH SCIENCES DR, La Jolla, CA 92093-0865
- **Phone:** (858) 822-6040
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Regents Of The University Of California (NPI 1558463927, San Diego, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Michigan Medical School, class of 2007
## Record status
- **NPPES last updated:** October 12, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1730382631) · Data from the CMS NPPES public registry.